When this funny little building went up in the 19th century, most people thought it would simply fall over.

The astonishing collection of an infamous criminologist.

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

Spiral alpine structure provides an alternative experience of viewing the Matterhorn.

Skeletons, medical artifacts, and other obscure and precious treasures all displayed in a wooden pharmacist's cabinet.

An iconic and eccentric bar for "Manouche" Jazz music keeps expanding its space—and its influence.

An antique curios dealer and hybrid taxidermist.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

This hidden workshop is filled with molds of France's most iconic sculptures.

Ancient catacombs form the foundation for this Rococo orgy of a church.

This concept building is the UK's first attempt at making a permanent structure of nothing but trash.

One fisherman has used his love of pebbles and shore to create a crazy garden of rocky art.

The natural history museum displaying the British bird collections and dioramas of Edward Booth, free of charge.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Decrepit Victorian public lift is a white-knuckle ride.

The names Lúthien and Beren can be found inscribed on the shared grave of the famous writer and his beloved wife and muse.

This aging storage facility is the world's largest brick warehouse.

19th century tunnels burrowed under Liverpool.

The quiet field that inspired one of the most famous songs of all time.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.